/Engine/Source/Runtime/Engine/Public/Rendering/RenderingSpatialHash.h
Describes an object location in the rendering hierarchical spatial hash grid. The location cosists of an integer 3D coordinate and a Level which is derived such that the size of the bounds are at most 1 (integer) unit at that level. Put differently, the Level is calculated as the FloorLog2(Size).
template<typename ScalarType> struct TLocation
FIntVector3
Coord
int32
Level